<!DOCTYPE html>
<html lang="en" xmlns:th="https://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title th:text="#{welcome.title}">Title</title>
</head>
<body>

    <!--/*@thymesVar id="SPRING_SECURITY_CONTEXT" type=""*/-->
    <span th:text="#{welcome.lable(${session.SPRING_SECURITY_CONTEXT.authentication.principal.username})}"></span>
</body>
</html>